2021042023

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2019023}}^1$

素因数の和:2019054

約数の個数: 16

約数和(自身を含む): 2713568256

約数和(自身を除く): 692526233

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2019023, 14133161, 22209253, 26247299, 155464771, 183731093, 288720289, 2021042023]

約数ペア:

[(1, 2021042023), (7, 288720289), (11, 183731093), (13, 155464771), (77, 26247299), (91, 22209253), (143, 14133161), (1001, 2019023)]